<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<h1>商品更改中心</h1>
<div>
  <input type="text" readonly v-model="p.id">
  <input type="text" v-model="p.title">
  <input type="text" v-model="p.price">
  <input type="text" v-model="p.saleCount">
  <input type="button" value="更改"@click="update">
</div>
<script src="js/vue.js"></script>
<script src="js/axios.min.js"></script>
<script>
  let v = new Vue({
     el:"div",
    data:{
       p:{}
    },
    created:function () {
        let id = location.search.split("=") [1];

       axios.get("/selectById?id="+id).then(function (response) {
           alert(response.data)
           v.p = response.data;


       })
    },methods:{
         update(){
             axios.post("/update",v.p).then(function (response) {
                   alert("更改成功")
                   location.href="select.html"
             })
         }
      }
  })
</script>
</body>
</html>